Replace Light Fixture Junction Box

Push the box into the hole in the ceiling until the lip of the box is flush with the drywall.

Replace light fixture junction box.

Once the box is in place install the crossbar that comes with the light fixture connect the wires and secure the fixture to the crossbar. Secure the base or canopy. To correct it add a box extender. Turn off the circuit breaker on the service panel for the light circuit being worked on.

If your light fixture pulls out from the ceiling chances are that the light box has cracked. From the surface of the wall or ceiling you ve got a code violation. Unscrew the screws or nuts holding the fixture base to the ceiling box. Before replacing a light fixture check your electrical circuit panel to locate the circuit.

Install a plastic old work ceiling junction box if your fixture weighs 10 pounds or less. Install a surface mount box remodel junction boxes aren t intended to use outdoors so if you want to install a spotlight on the porch screw a surface mount box to the siding. Cover the switch with tape to make sure it doesn t get turned back on while you are working image 1. We use an old work electrical box to replace a damaged or loose.

This is common when a layer of drywall or wood was installed over the original ceiling. Attach the wires from the new fixture with wire nuts to the corresponding wires in the electrical box. Lower the fixture base and remove the electrical tape or wire nuts from the black hot wire white neutral wire and if present green ground wire. To replace an existing fixture first turn off electricity at the home s main electrical panel to the circuit that powers the light and its switch.

Repair a broken plastic electrical box mounted in a ceiling or wall this article describes how to repair a ceiling light fixture electrical box that was falling out of the ceiling. Remove the light bulbs from the fixture. If the junction box is recessed more than 1 4 in. Turn off the power.

Remove screws securing the fixture to the ceiling box and lower the. How to replace electrical box for ceiling light. Remove the old fixture.